Tractor



FIG. 1 is a perspective view of the tractor according to the invention;

FIG. 2 is a front elevation view of the tractor of FIG. 1;

FIG. 3 is a rear elevation view of the tractor of FIG. 1;

FIG. 4 is a left side elevation view of the tractor of FIG. 1;

FIG. 5 is a right side elevation view of the tractor of FIG. 1; and,

FIG. 6 is a top plan view of the tractor of FIG. 1.

The line shading in parts of the drawings is included for the purpose ofillustrating use and environment and forms no part of the claimeddesign.

CLAIM The ornamental design for a tractor, as shown and described.